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Skynet 4F

retired

CommunicationsGEOCOSPAR 2001-005BLaunched 2/7/2001

Mission & Launch

Launch Mission: Sicral/Skynet 4F
Launch Vehicle: Ariane 44L 44L-3
Launch Date: 2/7/2001
Last Contact: 10/22/2019

Orbit & Mass

Orbit Class: GEO
Altitude: 35,785 km
Inclination: 3.33 deg
Dry Mass: 830 kg
Total Mass: 2,119 kg

Payload Classification

Mission Type: Communications
Payload Category: COM
Payload Class: D

Organizations

Operator: U.K. Ministry of Defence
Manufacturer: Airbus Defence and Space

Constellation

Name: Skynet military communications
Active Satellites: 6

Registry

COSPAR ID: 2001-005B
UN Registration: ST/SG/SER.E/398